The Kpw of NaOH

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A1高闪
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The Kpw of NaOH

Post by A1高闪 »

there is a question about the Kpw of NaoH is what.How to calculate the ph?
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ChenBeier
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Re: The Kpw of NaOH

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Kpw = 14 = pH + pOH-
pH = 14 - pOH
pOH = - log(cOH-)
pH = 14 + log(cOH-)
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hodkiewicz
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Re: The Kpw of NaOH

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Concentration of NaOH=Concentration of OH- ions (NaOH is a strong base)

Kw=1x10^-14 (at room temperature/25 degrees)

using Kw=[H+][OH-]
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ChenBeier
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Re: The Kpw of NaOH

Post by ChenBeier »

Not necessary to repeat, its already written above.
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